/ Thesaurus / D Synonyms of dilapidation Find synonyms for: Noun1. decrepitude, dilapidation, deterioration, impairmentusage: a state of deterioration due to old age or long use2. dilapidation, ruin, decayusage: the process of becoming dilapidatedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language